77383606 has 4 divisors (see below), whose sum is σ = 116075412. Its totient is φ = 38691802.

The previous prime is 77383583. The next prime is 77383627. The reversal of 77383606 is 60638377.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60638377 = 919 ⋅65983.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19345900 + ... + 19345903.

It is an arithmetic number, because the mean of its divisors is an integer number (29018853).

Almost surely, 2^77383606 is an apocalyptic number.

77383606 is a deficient number, since it is larger than the sum of its proper divisors (38691806).

77383606 is a wasteful number, since it uses less digits than its factorization.

77383606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38691805.

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 77383606 is about 8796.7952118939. The cubic root of 77383606 is about 426.1374026858.

The spelling of 77383606 in words is "seventy-seven million, three hundred eighty-three thousand, six hundred six".